BIB > 157, 1568, 2194
BIB > 2, 2364
BIB > 50781
BIB > 19, 2138
BIB > 300, 2022, 2023, 2171
BIB > 357
BIB > 1774, 4311
BIB > 2287
BIB > 2032, 2289
BIB > 2318, 2402
BIB > 306, 647, 2015, 5872, 5873
BIB > 2040